78166030

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{1237}}^1$

素因数の和:1404

約数の個数: 32

約数和(自身を含む): 144400320

約数和(自身を除く): 66234290

約数列:

[1, 2, 5, 10, 71, 89, 142, 178, 355, 445, 710, 890, 1237, 2474, 6185, 6319, 12370, 12638, 31595, 63190, 87827, 110093, 175654, 220186, 439135, 550465, 878270, 1100930, 7816603, 15633206, 39083015, 78166030]

約数ペア:

[(1, 78166030), (2, 39083015), (5, 15633206), (10, 7816603), (71, 1100930), (89, 878270), (142, 550465), (178, 439135), (355, 220186), (445, 175654), (710, 110093), (890, 87827), (1237, 63190), (2474, 31595), (6185, 12638), (6319, 12370)]